Ravi Sir's Cards › AWS
getopts vs while/case
What is a VPC: your own private network inside one AWS Region, example ThreeTierVpc 10.0.0.0/16.
Read card text
What this card says
Parse
getopts
Built in, short flags.
while/case
Hand-written loop.
Key points
-v -f file, joined -vf.
Long --flags too.
Example
while getopts 'vf:' o
Use when
Small tools.
Rich CLIs.